desirjeanpierre
desirjeanpierre desirjeanpierre
  • 11-02-2017
  • Mathematics
contestada

Expand (8i+9)^2,,,and factor x^2+10x+21

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Chela123 Chela123
  • 11-02-2017
for the first one it would be 17+144i
and for the seconded it would be (x+3)(x+7)

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